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Civil & Environmental Engineering
Engineering Sustainable Infrastructure for the Future      
  •  
Jiann-Wen Woody Ju, Ph.D., P.E.     
Professor
5731K Boelter Hall
Department of Civil and Environmental Engineering
University of California
Los Angeles, CA 90095-1593
juj@ucla.edu
Phone: (310) 206-1751      Fax: (310) 206-2222
 

Invention Reports and Patents  |  Selected Publications in Archival Journals  |  Books and Journals Edited
Papers in Books  |  Papers in Conference Proceedings

 Invention Reports and Patents
1.  Ragavendra, N., Ju, J.W., Klug, W., Salamanca, A., Grubweiser, S., and Kasper, H., “In Vivo Fracture Mechanics Method of Measuring the Toughness of Human Solid Cancers”, Invention Report, UCLA Intellectual Property, 5 pages; UCLA OIP Case No. 2008-606, March 14, 2008.

2.  Ragavendra, N., Ju, J.W., Klug, W., Salamanca, A., Grubweiser, S., and Kasper, H., “Method and Apparatus for Measuring the Toughness of Solid Cancers”, U.S. Provisional Patent Application, Serial no. 61/100,602; UCLA OIP Case No. 2008-606-1, September 26, 2008.

3.  Kao, W.H., Carlson, L., Yang, J.-M., and Ju, J.W., “Pothole Repair for Asphalt and Concrete Base Aggregates”, Invention Report, UCLA Intellectual Property, 10 pages; UCLA OIP Case No. 2009-731, June 3, 2009.
 Selected Publications in Archival Journals
1.  Simo, J.C., and Ju, J.W., “Strain and stress based continuum damage models, Part I: Formulation”, Int. J. Solids & Struct., Vol. 23, No. 7, pp. 821—840, 1987.

2.  Simo, J.C., and Ju, J.W., “Strain and stress based continuum damage models, Part II: Computational Aspects”, Int. J. Solids & Struct., Vol. 23, No. 7, pp. 841—869, 1987.

3.  Simo, J.C., Ju, J.W., Pister, K.S., and Taylor, R.L., “An assessment of the cap model: consistent return algorithms and rate-dependent extension”, J. of Eng. Mech., ASCE, Vol. 114, No. 2, pp. 191—218, Feb. 1988.

4.  Ju, J.W., and Taylor, R.L., “A perturbed Lagrangian formulation for the finite element solution of nonlinear frictional contact problems”, Journal de Mecanique Theorique et Appliquee, Special Issue, Supplement No. 1 to Vol. 7, pp. 1—14, 1988.

5.  Ju, J.W., Monteiro, P.J.M., and Rashed, A.I., “On continuum damage of cement paste and mortar as affected by porosity and sand concentration”, J. of Eng. Mech., ASCE, Vol. 115, No. 1, pp. 105—130, Jan. 1989.

6.  Simo, J.C., and Ju, J.W., “On continuum damage-elastoplasticity at finite strains: A computational framework”, Computational Mechanics, Vol. 5, No. 5, pp. 375—400, 1989.

7.  Ju, J.W., “On energy-based coupled elastoplastic damage theories: Constitutive modeling and computational aspects”, Int. J. Solids & Struct., Vol. 25, No. 7, pp. 803—833, 1989.

8.  Ju, J.W., “On energy-based coupled elastoplastic damage models at finite strains”, J. of Eng. Mech., ASCE, Vol. 115, No. 11, pp. 2507—2525, 1989.

9.  Simo, J.C., Ju, J.W., and Taylor, R.L., “Softening response, completeness condition and numerical algorithms for the cap models”, Int. J. for Numer. Meth. in Eng., accepted for publication (49 pages).

10.  DiPasquale, E., Ju, J.W., Askar, A., and Cakmak, A.S., “On the relation between global damage indices and local stiffness degradation”, J. of Struct. Eng., ASCE, Vol. 116, No. 5, pp. 1440—1456, May 1990.

11.  Ju, J.W., “Consistent tangent moduli for a new class of viscoplasticity”, J. of Eng. Mech., ASCE, Vol. 116, No. 8, pp. 1764—1779, August 1990.

12.  Ju, J.W., “Isotropic and anisotropic damage variables in continuum damage mechanics”, J. of Eng. Mech., ASCE, Vol. 116, No. 12, pp. 2764—2770, Dec. 1990.

13.  Ju, J.W., “On Two-dimensional self-consistent micromechanical damage models for brittle solids”, Int. J. Solids & Struct., Vol. 27, No. 2, pp. 227—258, 1991.

14.  Ju, J.W., “A micromechanical damage model for uniaxially reinforced composites weakened by interfacial arc microcracks”, J. of Appl. Mech., ASME, Vol. 58, No. 4, pp. 923—930, Dec. 1991.

15.  Ju, J.W., and Lee, X., “Micromechanical damage models for brittle solids. Part I: tensile loadings”, J. of Eng. Mech., ASCE, Vol. 117, No. 7, pp. 1495—1515, July 1991.

16.  Lee, X., and Ju, J.W., “Micromechanical damage models for brittle solids. Part II: Compressive loadings”, J. of Eng. Mech., ASCE, Vol. 117, No. 7, pp. 1516—1537, July 1991.

17.  Ju, J.W. and Tseng, K.H., “A three-dimensional statistical micromechanical theory for brittle solids with interacting microcracks”, Int. J. of Damage Mechanics, Vol. 1, No. 1, pp. 102—131, Jan. 1992.

18.  Ju, J.W., and Chen, T.M., “Effective elastic moduli of two-dimensional brittle solids with interacting microcracks. Part I: basic formulations”, J. of Appl. Mech., ASME, Vol. 61, pp. 349—357, June 1994.

19.  Ju, J.W., and Chen, T.M., “Effective elastic moduli of two-dimensional brittle solids with interacting microcracks. Part II: evolutionary damage models”, J. of Appl. Mech., ASME, Vol. 61, pp. 358—366, June 1994.

20.  Ju, J.W., and Chen, T.M., “Micromechanics and effective moduli of elastic composites containing randomly dispersed ellipsoidal inhomogeneities”, Acta Mechanica, Vol. 103, pp. 103—121, 1994.

21.  Ju, J.W., and Chen, T.M., “Effective elastic moduli of two-phase composites containing randomly dispersed spherical inhomogeneities”, Acta Mechanica, Vol. 103, pp. 123—144, 1994.

22.  Ju, J.W., and Chen, T.M., “Micromechanics and effective elastoplastic behavior of two-phase metal matrix composites”, J. of Eng. Mater. & Technology, ASME, Vol. 116, pp. 310—318, July 1994.

23.  Ju, J.W., and Tseng, K.H., “An improved two-dimensional micromechanical theory for brittle solids with many randomly located interacting microcracks”, Int. J. of Damage Mechanics, Vol. 4, No. 1, pp. 23—57, Jan. 1995.

24.  Ju, J.W., “On micromechanical evolutionary damage models for polycrystalline ceramics”, Int. J. of Damage Mechanics, Vol. 5, No. 2, pp. 113—137, April 1996.

25.  Ju, J.W., Comments and author's reply on “Micromechanics and effective moduli of elastic composites containing randomly dispersed ellipsoidal inhomogeneities”, Acta Mechanica, Vol. 114, pp. 235—239, 1996. (Discussion)

26.  Ju, J.W., and Tseng, K.H., “Effective elastoplastic behavior of two-phase ductile matrix composites: A micromechanical framework”, Int. J. Solids & Struct., Vol. 33, No. 29, pp. 4267—4291, Dec. 1996.

27.  Ju, J.W., and Tseng, K.H., “Effective elastoplastic algorithms for two-phase ductile matrix composites”, J. of Eng. Mech., ASCE, Vol. 123, No. 3, pp. 260—266, March 1997.

28.  Ju, J.W., “Rate dependent damage model for concrete in dynamics”, J. of Eng. Mech., ASCE, Vol. 123, No. 12, pp. 1326—1327, Dec. 1997. (Discussion)

29.  Ju, J.W., and Zhang, Y., “A thermomechanical model for airfield concrete pavement under transient high temperature loadings”, Int. J. of Damage Mechanics, Vol. 7, No. 1, pp. 24—46, January 1998.

30.  Ju, J.W., and Zhang, X.D., “Micromechanics and effective transverse elastic moduli of composites with randomly located aligned circular fibers”, Int. J. Solids & Struct., Vol. 35, No. 9-10, pp. 941—960, 1998.

31.  Ju, J.W., and Zhang, Y., “Axisymmetric thermomechanical constitutive and damage modeling for airfield concrete pavement under transient high temperatures”, Mechanics of Materials, Vol. 29, pp. 307—323, 1998.

32.  Ju, J.W., and Sun, L.Z., “A novel formulation for the exterior-point Eshelby's tensor of an ellipsoidal inclusion”, J. of Appl. Mech., ASME, Vol. 66, pp. 570—574, June 1999.

33.  Ju, J.W., and Lee, H.K., “A micromechanical damage model for effective elastoplastic behavior of ductile matrix composites considering evolutionary complete particle debonding”, Computer Meth. in Appl. Mech. and Eng., Vol. 183, No. 3—4, pp. 201—222, March 2000.

34.  Ju, J.W., and Sun, L.Z., “Effective elastoplastic behavior of metal matrix composites containing randomly located aligned spheroidal inhomogeneities. Part I: micromechanics-based formulation”, Int. J. Solids & Struct., Vol. 38, No. 2, pp. 183—201, 2001.

35.  Sun, L.Z., and Ju, J.W., “Effective elastoplastic behavior of metal matrix composites containing randomly located aligned spheroidal inhomogeneities. Part II: applications”, Int. J. Solids & Struct., Vol. 38, No. 2, pp. 203—225, 2001.

36.  Ju, J.W., and Zhang, X.D., “Effective elastoplastic behavior of ductile matrix composites containing randomly located aligned circular fibers”, Int. J. Solids & Struct., Vol. 38, No. 22—23, pp. 4045—4069, 2001.

37.  Stewart, J.P., Chu, D.B., Seed, R.B., Ju, J.W., and Perkins, W.J., et al., “Soil liquefaction from the Chi-Chi, Taiwan, Earthquake of September 21, 1999”, Earthquake Spectra, EERI, Supplement A to Volume 17, pp. 37—60, April 2001.

38.  Ju, J.W., and Lee, H.K., “A micromechanical damage model for effective elastoplastic behavior of partially debonded ductile matrix composites”, Int. J. Solids & Struct., Vol. 38, No. 36—37, pp. 6307—6332, 2001.

39.  Hossain, N., Ju, J.W., Warneke, B., and Pister, K.S.J., “Characterization of the Young’s modulus of CMOS thin films”, in Mechanical Properties of Structural Films, ASTM STP 1413 (ISBN 0-8031-2889-4), Ed. by C. Muhlstein and S. Brown, pp. 139—151, Nov. 2001 (peer-reviewed).

40.  Sun, L.Z., Ju, J.W., and Liu, H.T., “Elastoplastic modeling of metal matrix composites with evolutionary particle debonding”, Mechanics of Materials, Vol. 35, pp. 559—569, 2003 (published in 2002).

41.  Sun, L.Z., Liu, H.T., and Ju, J.W., “Effect of particle cracking on elastoplastic behavior of metal matrix composites”, Int. J. for Numer. Meth. in Eng., Vol. 56, pp. 2183—2198, 2003.

42.  Ju, J.W., and Zhang, X.D., “Effective elastoplastic behavior of metal matrix composites containing randomly located aligned elliptical fibers”, 61 pages, Int. J. Solids & Struct., submitted for publication.

43.  Liu, H.T., Sun, L.Z., and Ju, J.W., “An interfacial debonding model for particle-reinforced composites”, Int. J. of Damage Mechanics, Vol. 13, No. 2, pp. 163-185, 2004.

44.  Sun, L.Z., and Ju, J.W., “Elastoplastic modeling of metal matrix composites containing randomly located and oriented spheroidal particles”, J. of Appl. Mech., ASME, Vol. 71, pp. 774-785, Nov. 2004.

45.  Cope, D., Yazdani, S., and Ju, J.W., “A method to generate damage functions”, J. of Appl. Mech., ASME, Vol. 72, pp. 553-557, July 2005.

46.  Huang, S.-C., Artyukhin, A.B., Wang, Y., Ju, J.W., Stroeve, P., and Noy, A., “Persistence length control of the polyelectrolyte layer-by-layer self-assembly on carbon nanotubes”, Journal of the American Chemical Society, Vol. 127, No. 41, pp. 14176-14177, Sep. 2005.

47.  Liu, H.T., Sun, L.Z., and Ju, J.W., “Elastoplastic modeling of progressive interfacial debonding for particle-reinforced metal matrix composites”, Acta Mechanica, Vol. 181, pp. 1-17, 2006 (Springer-Verlag).

48.  Ju, J.W., Weng, L.S., and Liu, Y., “Ultrasonic frequency-dependent amplitude attenuation characteristics technique for concrete”, ACI Materials Journal, Vol. 103, No. 3, pp. 177-185, May/June 2006.

49.  Ju, J.W., Ko, Y.F., and Ruan, H.N., “Effective elastoplastic damage mechanics for fiber reinforced composites with evolutionary complete fiber debonding”, Int. J. of Damage Mechanics, Vol. 15, No. 3, pp. 237-265, July 2006.

50. Lee, H.K., and Ju, J.W., “A three-dimensional stress analysis of a penny-shaped crack interacting with a spherical inclusion”, Int. J. of Damage Mechanics, Vol. 16, No. 3, pp. 331-359, July 2007, Sage Publications, London.

51. Bazant, Z.P., Yu, Q., Gerstle, W., Hanson, J., and Ju, J.W., “Justification of ACI-446 proposal for updating ACI code provision for shear design of reinforced concrete beams”, ACI Structural Journal, Vol. 104, No. 5, pp. 601-610, Sep./Oct. 2007, the American Concrete Institute.

52. Lee, H.K., and Ju, J.W., “3-D micromechanics and effective moduli for brittle composites with randomly located interacting microcracks and inclusions”, Int. J. of Damage Mechanics, 17(5), 377-417, 2008, Sage Publications.

53. Ju, J.W., Ko, Y.F., and Ruan, H.N., “Effective elastoplastic damage mechanics for fiber reinforced composites with evolutionary partial fiber debonding”, Int. J. of Damage Mechanics, 17(6), 45 pages, published at OnlineFirst on August 14, 2008, DOI: 10.1177/1056789507081688, Sage Publications.

54. Ju, J.W., and Ko, Y.F., “Micromechanical elastoplastic damage modeling for progressive interfacial arc debonding for fiber reinforced composites”, Int. J. of Damage Mechanics, 17(4), 307-356, 2008, Sage Publications.

55. Huang S.-C. J., Martinez, J.A., Artyukhin, A.B., Sirbuly, D.J., Wang, Y., Ju, J.W., Stroeve, P., and Noy, A., “Formation, stability and mobility of one-dimensional lipid bilayer on high curvature substrates”, Nano Letters, 7(11), 3355-3359, 2007, ACS Publications (American Chemical Society).

56. Ju, J.W., and Oh, S., “Investigation of the crack-dislocation interaction effects”, 36 pages, Int. J. of Damage Mechanics, 17(3), 223-245, 2008, Sage Publications, London.

57. Ju, J.W., “In memoriam of Professor T.H. Lin: A giant and the kindest gentleman”, Int. J. of Damage Mechanics, 17(3), 193-196, 2008, Sage Publications.

58. Ju, J.W., and Yanase, K., “Elastoplastic damage micromechanics for elliptical fiber composites with progressive partial fiber debonding and thermal residual stresses”, Theoretical and Applied Mechanics (An Int. Journal), 35(1-3), 137-170, 2008, DOI:10.2298/TAM0802137J.

59. Rinaldi, A., Voyiadjis, G.Z., and Ju, J.W., “Obituary: Professor Dusan Krajcinovic: A biographical sketch”, 10 pages, Int. J. of Damage Mechanics, 18(3), 105-114, 2009. DOI: 10.1177/1056789508097538, Sage Publications.

60. Ju, J.W., Ko, Y.F., and Zhang, X.D., “Multi-level elastoplastic damage mechanics for elliptical fiber reinforced composites with evolutionary fiber debonding”, Int. J. of Damage Mechanics, 18(5), 419-460, 2009. DOI: 10.1177/1056789508097549, Sage Publications.

61. Ju, J.W., and Yanase, K., “Micromechanical elastoplastic damage mechanics for elliptical fiber reinforced composites with progressive partial fiber debonding”, 31 pages, Int. J. of Damage Mechanics, 18(7), 639-668, 2009. DOI: 10.1177/1056789508092418, Sage Publications.

62. Wang, L.H., Hu, Z.D., Zhong, Z., and Ju, J.W., “Hamiltonian dynamic analysis of an axially translating beam featuring time-variant velocity”, 13 pages, Acta Mechanica, in press (2008), published at OnlineFirst on Oct. 9, 2008. DOI: 10.1007/s00707-008-0104-9, Springer Publications.

63. Lin, P.J., and Ju, J.W., “Effective elastic moduli of three-phase composites with randomly located and interacting spherical particles of distinct properties”, Acta Mechanica, 208, 11-26, 2009. DOI: 10.1007/s00707-008-0114-7, Springer Publications.

64. Ragavendra, N., Ju, J.W., Sayre, J.W., Yeh, M.W., Hirschowitz, S., and Chopra, I., “In vivo analysis of fracture toughness of a human solid tumor”, Journal of Biological Engineering, 2:12, 2008; published Online (Open Access) on Oct. 16, 2008. DOI: 10.1186/1754-1611-2-12, BioMed Central Publications.

65. Ju, J.W., and Yanase, K., “Size-dependent probabilistic micromechanical damage mechanics for particle reinforced metal matrix composites”, 36 pages, Int. J. of Damage Mechanics, submitted for publication (July 2009), Sage Publications.

66. Huang, S.-C. J., Artyukhin, A.B., Misra, N., Martinez, J.A., Stroeve, P., Grigoropoulos, C.P., Ju, J.W., and Noy, A., “Carbon nanotubes devices controlled by an ion pump”, 18 pages, Science, submitted for publication (August 2009), AAAS.

67. Wang, L.H., Hu, Z.D., Zhong, Z., and Ju, J.W., “Dynamic analysis of an axially translating viscoelastic beam with an arbitrarily varying length”, 40 pages, Journal of Sound and Vibration, submitted for publication (November 2009), Elsevier Publications.
 Books and Journals Edited
1. Damage Mechanics in Engineering Materials, Ed. by J.W. Ju, D. Krajcinovic, and H.L. Schreyer, AMD-Vol. 109 and MD-Vol. 24, ASME Press, New York, Nov. 1990, ISBN 0-7918-0554-9, 276 pages.

2. Recent Advances in Damage Mechanics and Plasticity, Ed. by J.W. Ju, AMD-Vol. 132 and MD-Vol. 30, ASME Press, New York, April 1992, ISBN 0-7918-0902-1, 297 pages.

3. Damage Mechanics and Localization, Ed. by J.W. Ju, and K.C. Valanis, AMD-Vol. 142 and MD-Vol. 34 ASME Press, New York, Nov. 1992, ISBN 0-7918-1086-0, 167 pages.

4. Homogenization and Constitutive Modeling for Heterogeneous Materials, Ed. by C.S. Chang, and J.W. Ju, AMD-Vol. 166, ASME Press, New York, June 1993, ISBN 0-7918-1145-X, 97 pages.

5. Inelasticity and Micromechanics of Metal Matrix Composites, Ed. by G.Z. Voyiadjis, and J.W. Ju, Elsevier Sciences, Studies in Applied Mechanics 41, published in Dec. 1994, ISBN 0-444-81800-6, 349 pages (15 papers, hard-cover).

6. Micromechanics of Composites, Ed. By J.W. Ju, Y.D.S. Rajapakse, and G.J. Weng (guest editors), special journal issue of the Journal of Eng. Materials & Tech., ASME, Vol. 116, pp. 255-437, July 1994 (26 papers).

7. Damage Mechanics in Composites 1994, Ed. by D.H. Allen, and J.W. Ju, AMD-Vol. 185, ASME Press (hard-cover), New York, Nov. 1994, ISBN 0-7918-1423-8, 202 pages.

8. Numerical Methods in Structural Mechanics, Ed. by J.W. Ju, AMD-Vol. 204, ASME Press, New York, June 1995, ISBN 0-7918-1319-3, 235 pages.

9. Damage Mechanics in Engineering Materials, Ed. by G.Z. Voyiadjis, J.W. Ju, and J.L. Chaboche, Elsevier Sciences, Studies in Applied Mechanics 46, published in Feb. 1998, ISBN 0-080-43322-7, 546 pages (30 papers, hard-cover).

10. Advances in Computational Methods for Fracture Mechanics and Localization, Ed. by G.Z. Voyiadjis and J.W. Ju, special journal issue of the Computer Methods in Applied Mechanics and Engineering (an international journal), Vol. 183, No. 1-2, pp. 1-155, also the Preface on pp. 1, March 2000, North-Holland Pub. Co., Elsevier Sciences.

11. Advances in Computational Methods for Damage Mechanics, Ed. by G.Z. Voyiadjis and J.W. Ju, special journal issue of the Computer Methods in Applied Mechanics and Engineering (an international journal), Vol. 183, No. 3-4, pp. 157-362, also the Preface on pp. 157, March 2000, North-Holland Pub. Co., Elsevier Sciences.

12. Microstuctural Mechanics and Damage Mechanics of Materials, Ed. by L.Z. Sun and J.W. Ju (guest editors), two special journal issues of the Int. Journal of Damage Mechanics, Vol. 15, No. 2-3. pp. 107-288; also the Preface on pp. 107-108, April-July 2006, Sage Publications, London.

13. Professor T.H. Lin Memorial Issues, Ed. by L.Z. Sun and J.W. Ju (guest editors), the Int. Journal of Damage Mechanics, Vol. 17, No. 3-4; also the Preface/Dedication, May and July 2008, pp. 193-356, Sage Publications, London.

14. Professor Dusan Krajcinovic Memorial Issues, Ed. by A. Rinaldi, G.Z. Voyiadjis and J.W. Ju (guest editors), the Int. Journal of Damage Mechanics, Vol. 18, No. 3-5; also the Preface/Dedication/Obituary, March, April and July 2009, pp. 105-502, Sage Publications, London.
 Papers in Books
1.  Ju, J.W., and Tseng, K.H., “Effective elastoplastic behavior of two-phase metal matrix composites: Micromechanics and computational algorithms”, in Inelasticity and Micro-mechanics of Metal Matrix Composites, pp. 121-141, Ed. by G.Z. Voyiadjis and J.W. Ju, published by Elsevier Science B.V., Dec. 1994, ISBN 0-444-81800-6.

2.  Ju, J.W., and Zhang, Y., “Advanced thermomechanical constitutive models for airfield concrete pavement under high temperatures”, in Damage Mechanics in Engineering Materials, pp. 275-286, Ed. by G.Z. Voyiadjis, J.W. Ju and J.L. Chaboche, published by Elsevier Science B.V., Feb. 1998, ISBN 0-080-43322-7.

3.  Ju, J.W., Weng, L.S., Mindess, S., and Boyd, A., “Damage assessment and service life prediction of concrete subject to sulfate attack”, in Materials Science of Concrete: Sulfate Attack Mechanisms, pp. 265-282, Ed. by J. Skalny and J. Marchand, published by the American Ceramics Society, 2000.
 Papers in Conference Proceedings
1.  Ju, J.W., Simo, J.C., Pister, K.S., and Taylor, R.L., “A parameter estimation algorithm for inelastic material models”, in Proceedings of the Second International Conference and Short Course on Constitutive Laws for Engineering Materials: Theory and Application, pp. 1233-1240, Jan. 5-10, 1987, Univ. of Arizona.

2.  Simo, J.C., Ju, J.W., Pister, K.S., and Taylor, R.L., “On strain-based continuum damage models: Formulation and computational aspects”, in Proceedings of the Second International Conference and Short Course on Constitutive Laws for Engineering Materials: Theory and Application, pp. 233-246, Jan. 5-10, 1987, Univ. of Arizona.

3.  Ju, J.W., Taylor, R.L., and Cheng, L.Y., “A consistent finite element formulation of nonlinear frictional contact problems”, in Proc. of the Second International Conference on Advances in Numerical Methods in Engineering Theory & Applications (NUMETA 87), Vol. 1, Paper No. D5/1, pp. 1-13, July 6-10, 1987, University College of Swansea, published by Martinus Nijhoff Publishers, 1987.

4.  Ju, J.W., “Finite element solution of nonlinear frictional contact problems via perturbed Lagrangian formulation”, in Proceedings of the International Conference on Computational Engineering Science (ICES-88), April 10-14, 1988, Atlanta, Georgia.

5.  Ju, J.W., “On novel energy-based coupled elastoplastic damage models”, Engineering Science Preprints, Paper No. ESP25.99024, Joint Conference of ASME Applied Mechanics Division and Society of Engineering Science, June 20-22, 1988, Berkeley, California.

6.  Ju, J.W., “On energy-based inelastic damage models”, in Proceedings of the 1988 Annual Convention of U.S. Chinese Institute of Engineers, pp. 54-58, Nov. 5, 1988, Newark, New Jersey.

7.  Ju, J.W., “On perturbed and augmented Lagrangian formulations in finite element solution of nonlinear frictional contact problems”, in Proceedings of the 1989 Annual Convention of U.S. Chinese Institute of Engineers, pp. 144-149, Nov. 4, 1989, Newark, New Jersey.

8.  Ju, J.W., and Lee, X., “A three-dimensional micromechanical damage model for concrete in tension”, in Developments in Theoretical and Applied Mechanics, Proceedings of the 1990 XV Southeastern Conference on Theoretical and Applied Mechanics (SECTAM XV), pp. 911-917, 1990, Ed. S. Hanagud, M. Kamat, and C. Ueng, published by College of Engineering, Georgia Institute of Technology.

9.  Ju, J.W., “On two-dimensional micromechanical damage models for brittle solids with interacting microcracks”, in Micromechanics of Failure of Quasi-Brittle Materials, pp. 105-114, Ed. by S.P. Shah, S.E. Swartz, and M.L. Wang, Elsevier Applied Science, London and New York, 1990.

10.  Ju, J.W., “On energy-based elastoplastic damage at finite strains”, in Proceedings of the Second World Congress on Computational Mechanics, August 27-31, 1990, Stuttgart, FRG.

11.  Ju, J.W., “On elastoplastic visco-damage modeling and strain softening”, in Proceedings of the 1990 Defense Nuclear Agency Conference on Computational Structural Dynamics (held at Palo Alto, California), pp. 369-393, Ed. by K.L. Goering, Oct. 10—11, 1990.

12.  Ju, J.W., “On two-dimensional statistical micromechanical damage models for brittle solids with microcracks”, in Damage Mechanics in Engineering Materials, pp. 17-26, Ed. by J.W. Ju, D. Krajcinovic, and H.L. Schreyer, AMD-Vol. 109 and MD-Vol. 24, ASME Press, New York, Nov. 1990, ISBN 0-7918-0554-9, 1990 ASME Winter Annual Meeting, held at Dallas, Texas, Nov. 26-28, 1990.

13.  Ju, J.W., “On isotropic and anisotropic damage variables in continuum damage mechanics”, in Mechanics Computing in 1990's and Beyond, Proceedings of the 1991 ASCE Engineering Mechanics Specialty Conference (held at the Ramada University Hotel, Columbus, Ohio, May 20-22, 1991), Vol. 1, pp. 283-287, ASCE Press, ISBN 0-87262-804-3.

14.  Ju, J.W., “On statistical micromechanical process damage models for brittle solids with interacting microcracks”, in Mechanics Computing in 1990's and Beyond, Proceedings of the 1991 ASCE Engineering Mechanics Specialty Conference (held at the Ramada University Hotel, Columbus, Ohio, May 20-22, 1991), Vol. 2, pp. 1122-1126, ASCE Press, ISBN 0-87262-804-3.

15.  Ju, J.W., “On statistical micromechanical theories for brittle solids with interacting microcracks”, in Local Mechanics Concepts for Composite Material Systems, edited by J.N. Reddy, and K.L. Reifsnider, Proceedings of the 1991 IUTAM Symposium held at Blacksburg, Virginia, pp. 117-139, Springer-Verlag, Berlin Heidelberg 1992, ISBN 3-540-55547-1 and ISBN 0-387-55547-1.

16.  Ju, J.W., “On algorithmic tangent moduli for a class of viscoplastic formulations”, in Proceedings of the 3rd International Conference on Computational Plasticity: Fundamentals and Applications, (held at Univ. Politecnica de Catalunya, Barcelona, Spain, April 6-10, 1992), Part I, pp. 141-152, Pineridge Press, Swansea, U.K., ISBN 0-90667-479-4.

17.  Ju, J.W., “On statistical micromechanical damage models for brittle solids with interacting microcracks”, in Proceedings of the Third International Conference on Computational Plasticity: Fundamentals and Applications, (held at Univ. Politecnica de Catalunya, Barcelona, Spain, April 6-10, 1992), Part II, pp. 1467-1478, Pineridge Press, Swansea, U.K., ISBN 0-90667-479-4.

18.  Ju, J.W., “On algorithmic tangent moduli for a class of viscoplastic models”, in Plastic Flow and Creep, pp. 67-78, Ed. by H.M. Zbib, AMD-Vol. 135 and MD-Vol. 31, ASME Press, New York, April 1992, ISBN 0-7918-0905-6, 1992 ASME Summer Mechanics Conference, held at Tempe, Arizona, April 28 - May 1, 1992.

19.  Ju, J.W., and Tseng, K.H., “Recent development in two-dimensional micromechanical theories for elastic solids with interacting microcracks”, in Recent Advances in Damage Mechanics and Plasticity, pp. 91-102, Ed. by J.W. Ju, AMD-Vol. 132 and MD-Vol. 30, ASME Press, New York, April 1992, ISBN 0-7918-0902-1, 1992 ASME Summer Mechanics Conference, held at Tempe, Arizona, April 28 - May 1, 1992.

20.  Ju, J.W., “Micromechanics and effective properties of elastic particulate composites”, in Proceedings of 1992 ASCE Engineering Mechanics Conference, pp. 95-98, Ed. by L.D. Lutes, and J.M. Niedzwecki, ASCE Press, New York, May 1992, ISBN 0-87262-867-1, held at College Station, Texas, May 24-27, 1992.

21.  Tseng, K.H., and Ju, J.W., “Two-dimensional statistical micromechanical models for microcracked brittle solids”, in Proceedings of 1992 ASCE Engineering Mechanics Conference, pp. 361-364, Ed. by L.D. Lutes, and J.M. Niedzwecki, ASCE Press, New York, May 1992, ISBN 0-87262-867-1, held at College Station, Texas, May 24-27, 1992.

22.  Ju, J.W., and Chen, T.M., “Micromechanics and effective moduli of elastic composites with randomly dispersed inhomogeneities”, in Macroscopic Behavior of Heterogeneous Materials from the Microstructure, pp. 95-109, Ed. by S. Torquato, and D. Krajcinovic, AMD-Vol. 147, ASME Press, New York, Nov. 1992, ISBN-0-7918-1101-8, 1992 ASME Winter Annual Meeting, held at Anaheim, California, Nov. 8-13, 1992.

23.  Ju, J.W., and Chen, T.M., “Effective moduli of elastic composites containing microcracks or microvoids”, in Damage Mechanics in Composites, pp. 181-190, Ed. by D.H. Allen, and D.C Lagoudas, AMD-Vol. 150 and AD-Vol. 32, ASME Press, New York, Nov. 1992, ISBN 0-7918-1108-5, 1992 ASME Winter Annual Meeting, held at Anaheim, California, Nov. 8-13, 1992.

24.  Ju, J.W., and Tseng, K.H., “An improved two-dimensional statistical micromechanical theory for elastic solids with accurate microcrack interaction models”, in Damage Mechanics and Localization, pp. 69-82, Ed. by J.W. Ju, and K.C. Valanis, AMD-Vol. 142 and MD-Vol. 34, ASME Press, New York, Nov. 1992, ISBN 0-7918-1086-0, 1992 ASME Winter Annual Meeting, held at Anaheim, California, Nov. 8-13, 1992.

25.  Ju, J.W., and Lin, W.S., “Evolutionary micromechanical damage models for polycrystalline ceramics”, in Homogenization and Constitutive Modeling for Heterogeneous Materials, pp. 31-45, Ed. by C.S. Chang, and J.W. Ju, AMD-Vol. 166, ASME Press, New York, June 1993, ISBN 0-7918-1145-X, 1993 First ASCE-ASME-SES Joint Mechanics Conference, held at University of Virginia, Charlottesville, June 6-9, 1993.

26.  Ju, J.W., and Chen, T.M., “Effective elastoplastic behavior of two-phase metal matrix composites”, in Recent Developments in Finite Element Analysis, pp. 161-170, Ed. by T.J.R. Hughes, E. Onate, and O.C. Zienkiewicz, published by International Center for Numerical Methods in Engineering, Barcelona, Spain, Sept. 1994, ISBN 84-87867-45-6.

27.  Ju, J.W., “Micromechanical damage models for polycrystalline ceramics”, in Damage Mechanics in Composites 1994, pp. 149-161, Ed. by D.H. Allen, and J.W. Ju, AMD-Vol. 185, ASME Press, New York, Nov. 1994, ISBN 0-7918-1423-8, 1994 ASME Winter Annual Meeting, held at Chicago, Illinois, Nov. 6-11, 1994.

28.  Deng, H., Fourney, M.E., and Ju, J.W., “Experimental investigation of crack interaction and coalescence”, in Applied Mechanics in the Americas, Vol. 1, pp. 167-172, Ed. by L.A. Godoy, S.R. Idelsohn, P.A.A. Laura and D.T. Mook, Proceedings of the 4th Pan American Congress on Applied Mechanics, held at Buenos Aires, Argentina, Jan. 3-6, 1995.

29.  Deng, H., Ju, J.W., and Fourney, M.E., “Experimental investigation of crack interaction and coalescence”, in Proceedings of the 10th Engineering Mechanics Conference, pp. 227-230, Ed. by S. Sture, ASCE Press, New York, May 1995, ISBN 0-7844-0083-0, Boulder, Colorado, May 21-24, 1995.

30.  Ju, J.W., and Tseng, K.H., “Effective elastoplastic behavior of two-phase ductile matrix composites: Micro-mechanics and computational aspects”, in Proceedings of the 10th Engineering Mechanics Conference, pp. 321-324, Ed. by S. Sture, ASCE Press, New York, May 1995, ISBN 0-7844-0083-0, Boulder, Colorado, May 21-24, 1995.

31.  Ju, J.W., and Tseng, K.H., “Effective elastoplastic behavior of two-phase ductile matrix composites: Return mapping algorithm and finite element implementation”, in Numerical Methods in Structural Mechanics, pp. 51-60, Ed. by J.W. Ju, AMD-Vol. 204, ASME Press, New York, June 1995, ISBN 0-7918-1319-3, 1995 ASME Joint Applied Mechanics and Materials Summer Conference, UCLA, Los Angeles, California, June 28-30, 1995.

32.  Tseng, K.H., and Ju, J.W., “Micromechanical formulation on yielding behavior of elastoplastic ductile matrix containing many randomly dispersed voids”, in Micromechanical Modeling and Damage Characterization of Advanced Materials, pp. 13-21, Ed. by S.A. Meguid, AMD-Vol. 199/ MD-Vol. 55, ASME Press, New York, June 1995, ISBN 0-7918-1313-4, 1995 ASME Joint Applied Mechanics and Materials Summer Conference, UCLA, Los Angeles, California, June 28-30, 1995.

33.  Ju, J.W., and Zhang, Y., “Thermo-micromechanical damage modeling of airfield concrete pavement”, in Proceedings of the 11th ASCE Engineering Mechanics Conference, pp. 727-730, Ed. by Y.K. Lin and T.C. Su, ASCE Press, New York, May 1996, ISBN 0-7844-0172-1, Ft. Lauderdale, Florida, May 19-22, 1996.

34.  Ju, J.W., and Zhang, Y., “A thermo-micromechanical model for airfield concrete pavement under transient high temperature loading”, in Proceedings of the US Air Force Contractor/Grantee Meeting, pp. 47-52, Ed. by M. Chipley, Air Force Office of Research, Washington, D.C., February 2—5, 1997.

35.  Ju, J.W., Chou, L.C., Nobuta, Y., and Horikoshi, K., “Elastic stress fields arising from single fiber pullout problem: Analytical solutions”, in Proceedings of the 12th ASCE Engineering Mechanics Conference, pp. 638-641, Ed. by H. Murakami and J.E. Luco, ASCE Press, Reston, VA, May 1998, held at La Jolla, California, May 17-20, 1998.

36.  Ju, J.W., and Zhang, X.D., “Micromechanics and elastic moduli of fiber reinforced composites”, in Proceedings of the 12th ASCE Engineering Mechanics Conference, pp. 642-645, Ed. by H. Murakami and J.E. Luco, ASCE Press, Reston, VA, May 1998,held at La Jolla, California, May 17-20, 1998.

37.  Ju, J.W., and Zhang, Y., “Thermo-hydro-mechanical damage modeling for airfield concrete pavement at high temperature”, in Proceedings of the 12th ASCE Engineering Mechanics Conference, pp. 904-907, Ed. by H. Murakami and J.E. Luco, ASCE Press, Reston, VA, May 1998, held at La Jolla, California, May 17-20, 1998.

38.  Ju, J.W., and Sun, L.Z., “Elastoplasticity of MMCs with aligned spheroidal particles”, in Proceedings of the 12th ASCE Engineering Mechanics Conference, pp. 1037—1040, Ed. by H. Murakami and J.E. Luco, ASCE Press, Reston, VA, May 1998, held at La Jolla, California, May 17-20, 1998.

39.  Sun, L.Z., and Ju, J.W., “Effective yielding characterization of ductile matrix composites containing aligned spheroidal particles”, in Proceedings of the Symposium on “Recent Advances of Ultrasonic NDE and Composite Characterization”, ASME Winter Conference, Nov. 1999, Nashville, Tennessee, Ed. by T. Kundu and V. Kinra.

40.  Ju, J.W., and Weng, L.S., “On the effects of exciting frequencies, grain sizes, and damage upon P-wave velocity for ultrasonic NDT of concrete”, in Proceedings of the SPIE 5th Int. Symposium on “Nondestructive Evaluation of Aging Aircraft, Airports, and Aerospace Hardware IV”, SPIE Vol. 3994, March 5-9, 2000, Newport Beach, California, Ed. by A.K. Mal, Paper No. 3994-22.

41.  Lee, H.K., Simunovic, S., and Ju, J.W., “Modeling of impact damage evolution in discontinuously reinforced carbon fiber composites”, in Advances in Computational Engineering & Sciences 2000, Vol. 2, pp. 1772—1777, Ed. By S.N. Atluri and F.W. Brust, Tech Science Press, Palmdale, CA, August 2000.

42.  Stewart, J.P., Chu, D.B., Seed, R.B., Ju, J.W., and Perkins, W.J., et al., “Incidents of soil liquefaction from the 921 Chi-Chi (Taiwan) Earthquake”, in Proceedings of the Int. Workshop on Annual Commemoration of Chi-Chi Earthquake, Sep. 18—20, 2000, Taipei, Taiwan, Ed. By C.H. Loh, Y.B. Tsai and J.T. Huang, Paper No. C3-1.

43.  Sun, L.Z., Liu, H.T., and Ju, J.W., “Influence of particle cracking on plastic behavior of discontinuously reinforced composites”, in Proceedings of the 15th ASCE Engineering Mechanics Conference, Ed. by A. Smyth, ASCE Press, Reston, VA, June 2002, held at Columbia University, NY, June 2—5, 2002.

44.  Ju, J.W., and Ruan, H.N., “Effective elastoplastic damage model for fiber reinforced metal matrix composites with evolutionary complete fiber debonding”, in Proceedings of the 15th ASCE Engineering Mechanics Conference, Ed. by A. Smyth, ASCE Press, Reston, VA, June 2002, held at Columbia University, NY, June 2—5, 2002.

45.  Liu, H.T., Sun, L.Z., and Ju, J.W., J.W., “An interfacial debonding model for particle-reinforced composites”, Paper No. IMECE2002-33106, 8 pages, in Proceedings of the 2002 International Mechanical Engineering Congress and Exhibition, ASME Press, November 17—22, 2002, held at New Orleans, LA.

46.  Ju, J.W., Ruan, H.N., and Ko, Y.F., “Micromechanical evolutionary elastoplastic damage model for fiber reinforced metal matrix composites with fiber debonding”, in Proceedings of the Second International Conference on Multi-scale Materials Modeling, pp. 435-437, Ed. by N.M. Ghoniem, UCLA, Los Angeles, CA, Oct. 11-15, 2004.

47.  Liu, H.T., Sun, L.Z., and Ju, J.W., “Micromechanics-based elastoplastic and damage modeling of particle reinforced composites”, Paper No. IMECE2004-59303, pages 1-8, in Proceedings of the 2004 International Mechanical Engineering Congress and Exhibition, ASME Press, Anaheim Hilton Hotel, CA, November 13-19, 2004.

48.  Ju, J.W., Ruan, H.N., and Ko, Y.F., “Micromechanical evolutionary elastoplastic damage model for fiber reinforced metal matrix composites with fiber debonding”, Paper No. IMECE2004-59487, pages 1-3, in Proceedings of the 2004 International Mechanical Engineering Congress and Exhibition, ASME Press, Anaheim Hilton Hotel, CA, November 13-19, 2004.

49.  Lee, H.K. and Ju, J.W., “On micromechanical formulation to accommodate the second-order perturbation due to interactions of microcracks and inclusions in brittle composites”, in Proceedings of the International Conference on Computational and Experimental Engineering Sciences (ICCES-07), Miami Beach Resort, Miami, Florida, January 3-8, 2007.

50. Ju, J.W., and Yanase, K., “Elastoplastic micromechanical damage mechanics for composites with progressive partial fiber debonding and thermal residual stress”, Symposium on Multiscale Behavior of Damage and Failure Mechanics, in Proceedings (CD-R) of the 18th ASCE Engineering Mechanics Conference, 5 pages, Virginia Tech, Blacksburg, Virginia, edited by M.R. Hajj, June 3-6, 2007.

51. Ju, J.W., Yuan, K.Y., and Kuo, A.W., “Hybrid coupled elastoplastic damage and healing formulations for geomaterials during earth moving processes”, Symposium on Multiscale Behavior of Damage and Failure Mechanics, in Proceedings (CD-R) of the 18th ASCE Engineering Mechanics Conference, 5 pages, Virginia Tech, Blacksburg, Virginia, edited by M.R. Hajj, June 3-6, 2007.

52. Ju, J.W., and Yanase, K., “Elastoplastic micromechanical damage mechanics for composites with progressive partial fiber debonding and thermal residual stress”, Symposium on Multiscale Damage and Failure Mechanics, in Proceedings of the 9th U.S. National Congress on Computational Mechanics, Hyatt Regency San Francisco, July 23-26, 2007.

53. Ju, J.W., Yuan, K.Y., and Kuo, A.W., “Hybrid coupled elastoplastic damage and healing formulations for geomaterials during earth moving processes”, Symposium on Numerical Techniques for the Modeling of Failure in Solids, in Proceedings of the 9th U.S. National Congress on Computational Mechanics, Hyatt Regency San Francisco, July 23-26, 2007.

54. Ju, J.W., and Yanase, K., “Elastoplastic micromechanical damage mechanics for composites with progressive partial fiber debonding and thermal residual stress”, in Proceedings of the 2007 International Symposium on Computational Mechanics, pages 88 to 92, edited by Z.H. Yao and M.W. Yuan, in Beijing, China, July 30-August 1, 2007, published by Springer and Tsinghua University Press, ISBN 978-7-302-15626-0.

55. Ju, J.W., and Yanase, K., “Elastoplastic micromechanical damage mechanics for composites with progressive partial fiber debonding and thermal residual stress”, in Proceedings of the 2007 ASME International Mechanical Engineering Congress and Exposition, 5 pages, in Seattle, Washington, November 11-15, 2007.

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